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(S)-2-Amino-4-hydroxybutanoic acid CAS: 672-15-1
(S) -2-Amino-4-hydroxybutanoic acid yog ib qho amino acid uas muaj nyob hauv ntuj tsim hu ua L-threonine. Nws yog ib qho tseem ceeb ntawm cov protein thiab muaj ntau yam haujlwm hauv lub cev. L-threonine koom nrog kev tsim cov protein thiab kho cov ntaub so ntswg, txhawb nqa lub cev tiv thaiv kab mob zoo, pab txhawb rau kev ua haujlwm ntawm lub hlwb thiab kev tsim cov neurotransmitter, tswj kev noj qab haus huv ntawm txoj hnyuv, ua lub luag haujlwm hauv kev tsim collagen, thiab pab txhawb rau kev hloov pauv ntawm cov rog. Nws suav hais tias yog ib qho amino acid tseem ceeb, txhais tau tias lub cev tsis tuaj yeem tsim nws thiab yuav tsum tau txais nws los ntawm kev noj zaub mov lossis kev ntxiv. L-threonine muaj peev xwm siv tau rau hauv qee yam mob tab sis yuav tsum tau siv raws li kev qhia ntawm kws kho mob.
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2-Ketoglutaric acid disodium ntsev dihydrate CAS: 305-72-6
2-Ketoglutaric acid disodium ntsev dihydrate yog ib qho tshuaj sib xyaw nrog cov mis Na2C5H6O5. Nws yog daim ntawv disodium ntsev ntawm 2-ketoglutaric acid thiab muaj ob lub sodium ions thiab ob lub molecule dej rau ib lub molecule ntawm cov ntsev.
2-Ketoglutaric acid yog ib qho tseem ceeb hauv cov txheej txheem metabolic ntawm cov amino acids thiab ua lub luag haujlwm tseem ceeb hauv lub voj voog citric acid (tseem hu ua Krebs cycle lossis TCA cycle) qhov twg nws koom nrog hauv cov txheej txheem ntawm kev tsim hluav taws xob.
Cov ntsev disodium ntawm 2-ketoglutaric acid ua rau nws cov solubility zoo dua thiab ua rau nws yooj yim dua rau kev tuav thiab siv rau ntau yam kev siv. Nws feem ntau siv rau hauv kev tshawb fawb biochemical thiab enzymatic nrog rau kev tsim thiab tsim cov tshuaj thiab cov tshuaj tshawb fawb. Nws kuj tseem siv rau hauv qee qhov kev kuaj mob los ntsuas cov theem ntawm 2-ketoglutaric acid hauv cov qauv tshuaj lom neeg.
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2-Aminoacetic acid CAS: 56-40-6
2-Aminoacetic acid, tseem hu ua glycine lossis aminoethanoic acid, yog cov amino acid yooj yim tshaj plaws uas tsis tseem ceeb. Nws yog ib qho organic compound nrog cov tshuaj formula NH2CH2COOH. Glycine yog cais ua cov amino acid polar, neutral vim nws cov saw hlau sab uas muaj tsuas yog ib qho hydrogen atom. Nws yog cov amino acid me tshaj plaws thiab suav hais tias yog lub hauv paus rau cov protein.
Glycine ua lub luag haujlwm sib txawv hauv cov kab ke ntawm lub cev. Nws koom nrog kev tsim cov protein thiab xav tau rau kev tsim cov collagen, uas yog ib feem tseem ceeb ntawm cov ntaub so ntswg sib txuas. Glycine ua haujlwm ua ib qho neurotransmitter thiab muaj cov teebmeem inhibitory rau lub paj hlwb hauv nruab nrab, ua lub luag haujlwm hauv kev tswj hwm kev ua haujlwm ntawm cov neuronal. Nws kuj koom nrog kev tsim cov lwm cov molecules tseem ceeb xws li heme, purines, thiab glutathione.
Tsis tas li ntawd xwb, glycine ua haujlwm ua ib qho tseem ceeb rau kev tsim cov amino acids, xws li serine thiab creatine. Nws yog ib qho tseem ceeb ntawm ntau yam kev tshuaj biochemical, suav nrog kev hloov pauv ntawm glucose mus ua lub zog, nrog rau kev tshem tawm cov tshuaj lom neeg hauv lub siab.
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3-(N-tosyl-L-alaninylazy)-5-phenylpyrrole CAS:99740-00-8
3-(N-tosyl-L-alaninylazy)-5-phenylpyrrole yog ib qho tshuaj lom neeg uas muaj cov qauv tshwj xeeb uas suav nrog ib pawg tosyl, ib qho L-alanine residue, thiab ib qho phenylpyrrole moiety.
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3,3′,5,5′-Tetramethylbenzidine sulfate CAS: 54827-18-8
3,3′,5,5′-Tetramethylbenzidine sulfate yog ib hom tshuaj uas feem ntau siv ua ib qho substrate hauv enzyme-linked immunosorbent assays (ELISA) thiab lwm yam biomedical assays. Nws ua rau muaj xim xiav thaum oxidized los ntawm qee cov enzymes, ua rau nws muaj txiaj ntsig zoo rau kev ntes cov molecules xws li antigens thiab antibodies. Cov tshuaj no paub txog nws qhov kev rhiab heev thiab kev ruaj khov, uas ua rau muaj kev tshuaj xyuas ntau yam thiab txhim khu kev qha.
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PVP-K30 CAS: 9003-39-8 Tus nqi tsim khoom
Polyvinylpyrrolidone (PVP) yog ib hom polymer uas siv dav hauv ntau yam lag luam. Nws yog ib qho tshuaj uas yaj tau hauv dej thiab tsis yog ionic, ua rau nws haum rau kev siv xws li tshuaj, tshuaj pleev ib ce, nplaum, thiab kev ua zaub mov. PVP paub txog nws lub peev xwm los tsim cov khoom sib xyaw ruaj khov nrog ntau yam tshuaj, ua rau nws yog ib qho khoom xyaw tseem ceeb rau kev tsim tshuaj thiab cov khoom siv pleev ib ce. Nws kuj qhia txog cov yam ntxwv ntawm kev tsim zaj duab xis thiab nplaum, ua rau nws muaj txiaj ntsig zoo hauv kev pleev xim thiab nplaum. Tsis tas li ntawd, PVP feem ntau siv ua tus khi thiab stabilizer hauv kev siv zaub mov thiab dej haus.
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3,4,5,6-Tetrabromophenolsulfonephthalein CAS: 77172-72-6
3,4,5,6-Tetrabromophenolsulfonephthalein yog ib qho tshuaj lom neeg uas feem ntau siv los ua tus qhia pH hauv kev sim hauv chav kuaj. Nws zoo li yog ib qhoxim av daj khov kho thiab hloov xim ntawm daj mus rau violet nyob ntawm pH ntawm cov tshuaj. Cov tshuaj no muaj txiaj ntsig zoo rau kev txiav txim siab qhov acidity lossis alkalinity ntawm cov tshuaj hauv ntau yam kev siv hauv kev tshawb fawb.
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S-Nitrosoglutathione CAS: 57564-91-7 Tus nqi tsim khoom
S-Nitrosoglutathione (GSNO) yog ib lub molecule me me uas muaj peb hom amino acids (glutamine, cysteine, thiab glycine) thiab ib pawg nitric oxide (NO). Nws ua haujlwm ua lub tsev khaws khoom thiab thauj nitric oxide, ib lub molecule tseem ceeb hauv lub cev. GSNO koom nrog ntau yam txheej txheem physiological suav nrog kev ua haujlwm antioxidant, kev hloov pauv protein, cov teebmeem tiv thaiv kev o, thiab kev tswj hwm lub plawv. Nws muaj peev xwm siv tshuaj kho rau cov mob xws li cov kab mob plawv, cov kab mob neurodegenerative, thiab mob qog noj ntshav.
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3,5-Dichloro-2-hydroxybenzenesulfonic acid sodium ntsev CAS: 54970-72-8
3,5-Dichloro-2-hydroxybenzenesulfonic acid sodium ntsev yog ib qho tshuaj lom neeg uas feem ntau siv ua reagent hauv organic synthesis. Nws zoo li yog ib qhodawb rau cov hmoov crystalline dawb thiab yaj tau hauv dej. Nrog rau qhov muaj chlorine thiab hydroxyl pawg, nws tuaj yeem siv rau hauv ntau yam tshuaj lom neeg xws li sulfonation lossis halogenation. Cov tshuaj no muaj daim ntawv thov hauv kev lag luam tshuaj thiab tshuaj lom neeg ua ib qho nruab nrab lossis lub tsev thaiv hauv kev tsim cov organic sib xyaw.
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Fluorescein Isothiocyante CAS: 3326-32-7
Fluorescein isothiocyanate (FITC) yog ib hom xim fluorescent uas feem ntau siv rau hauv kev tshawb fawb txog kev kho mob thiab kev kuaj mob. Nws yog ib qho derivative ntawm fluorescein uas tau hloov kho kom muaj ib pawg isothiocyanate, uas tso cai rau nws los khi cov protein, cov tshuaj tua kab mob, thiab lwm yam biomolecules.
FITC tso tawm cov teeb ci ntsa iab ntsuab thaum raug lub teeb ntawm qhov wavelength tsim nyog, feem ntau nyob ib ncig ntawm 488 nm. Cov teeb ci no tuaj yeem ntes tau thiab ntsuas tau los ntawm ntau txoj kev siv duab, xws li fluorescence microscopy, flow cytometry, thiab fluorescence spectroscopy.
Los ntawm kev sib txuas FITC rau cov biomolecules uas xav tau, cov kws tshawb fawb tuaj yeem taug qab thiab pom qhov kev faib tawm, qhov chaw, thiab kev sib cuam tshuam ntawm cov biomolecules no hauv cov cell, cov ntaub so ntswg, lossis cov qauv tshuaj lom neeg. Piv txwv li, cov tshuaj tiv thaiv kab mob FITC-labeled antibodies tuaj yeem siv los ntes cov protein lossis antigens tshwj xeeb hauv kev ntsuam xyuas immunofluorescence lossis los tshuaj xyuas cov pej xeem cell hauv kev sim flow cytometry.
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GSH CAS: 70-18-8 Tus nqi tsim khoom
GSH, lossis glutathione, yog ib qho tshuaj antioxidant ntuj uas pom muaj nyob hauv lub cev. Nws ua lub luag haujlwm tseem ceeb hauv kev tswj hwm kev ua haujlwm ntawm lub hlwb zoo tshaj plaws thiab koom nrog ntau yam txheej txheem tseem ceeb ntawm lub cev. GSH pab tiv thaiv cov hlwb ntawm kev puas tsuaj oxidative los ntawm kev ua kom cov dawb radicals tsis zoo thiab cov tshuaj reactive oxygen tsis zoo. Nws kuj pab hauv cov txheej txheem detoxification los ntawm kev khi thiab tshem tawm cov tshuaj lom thiab cov hlau hnyav ntawm lub cev.
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BCA-2Na CAS: 979-88-4 Tus nqi tsim khoom
BCA-2Na, tseem hu ua Bacillus cereus adenosine triphosphate (ATP) bioluminescent assay, yog kev kuaj biochemical siv los ntes qhov muaj ATP hauv cov qauv. ATP yog ib qho molecule pom muaj nyob rau hauv txhua yam tsiaj txhu thiab feem ntau siv los ua qhov qhia txog kev ua qias tuaj ntawm cov kab mob lossis kev huv. Kev kuaj BCA-2Na siv cov enzyme luciferase los ua kom muaj kev cuam tshuam uas tsim lub teeb nyob rau hauv qhov muaj ATP. Qhov muaj zog ntawm lub teeb tawm yog ntsuas thiab tuaj yeem muab kev ntsuam xyuas sai thiab rhiab heev ntawm kev ua haujlwm ntawm cov kab mob lossis kev huv hauv ntau yam lag luam, xws li kev tsim khoom noj thiab dej haus, kev tsim tshuaj, thiab kev kuaj dej zoo. Kev kuaj BCA-2Na feem ntau yog siv los ua txoj hauv kev ceev thiab txhim khu kev qha rau kev saib xyuas kev huv thiab kev tswj xyuas zoo.
